Hybrid model for wound-rotor synchronous generator to detect and diagnose turn-to-turn short-circuit fault in stator windings

S Nadarajan, SK Panda, B Bhangu… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
In this paper, a hybrid modeling approach to model synchronous generator by combining
the dq0 modeling with the winding function approach has been proposed. The proposed …

A novel rotor ground-fault-detection technique for synchronous machines with static excitation

CAP Gaona, F Blázquez, P Frías… - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
This paper presents a novel ground-fault-detection technique for synchronous machines.
This technique is suitable for synchronous machines with static excitation systems, whose …

Improved high‐speed de‐excitation system for brushless synchronous machines tested on a 20 MVA hydro‐generator

E Rebollo, FR Blanquez, CA Platero… - IET Electric Power …, 2015 - Wiley Online Library
Synchronous machines with brushless excitation have the disadvantage that the field
winding is not accessible for the de‐excitation of the machine. This means that, despite the …

Internal sudden short‐circuit response of a new HSBDS for brushless synchronous machines tested on a 15 MVA generator

E Rebollo, CA Platero, F Blazquez… - IET Electric Power …, 2017 - Wiley Online Library
Synchronous generators with brushless excitation have the disadvantage that the field
winding is not accessible for the de‐excitation of the generator. This means that, despite the …

Online model-based fault detection of synchronous generators using residual analysis

Z Masoumi, B Moaveni, SMM Gazafrudi, J Faiz - IEEE Access, 2021 - ieeexplore.ieee.org
In this paper, an online model-based fault detection approach based on residual analysis in
synchronous generators (SGs) is presented. Two types of faults are studied in this paper:(i) …

Internal faults in stator winding of synchronous generator: Modelling, detecting and protecting

AH Rezaei, M Beikbabaei, M Abedini… - IET Generation …, 2024 - Wiley Online Library
Protection of synchronous generators (SGs) against internal faults, such as stator earth fault
(SEF) and turn‐to‐turn fault (TTF), is crucial for ensuring the stability and security of the …

Improved model of synchronous generators internal faults based on circuit-coupled FEM

B Ge, S Xiao, Z Liu, D Tao, X Sun - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
A precise simulation of the internal faults of synchronous generators is crucial for the design
of the main protection scheme; therefore, an accurate model is necessary. In this paper …

Diagnosis of inter-turn short circuit and rotor eccentricity for PMSG used in wave energy conversion

H Fang, Y Feng, R Song, R Jiang - 2018 IEEE Applied Power …, 2018 - ieeexplore.ieee.org
In this paper, the stator winding inter-turn short circuit and the rotor eccentricity hybrid fault of
permanent magnet synchronous generators (PMSG) used in wave energy conversion is …

Synchronous generator off-line diagnosis approach including fault detection and estimation of failures on machine parameters

A Lalami, R Wamkeue - Electric Power Components and Systems, 2013 - Taylor & Francis
Fault diagnosis involves the detection, location, and identification of faults. The objective of
this work is twofold: first, fault detection in a synchronous generator using the parity space …

Incipient Fault Diagnosis in Stator Winding of Synchronous Generator: A CMFFLC Technique

V Boorgula, SS Tulasi Ram - IETE Journal of Research, 2019 - Taylor & Francis
In the paper, a combined strategy of moth–flame optimization (MFO) algorithm and fuzzy
logic controller (FLC) for incipient fault diagnosis of the synchronous generator is proposed …